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Contract OI history

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Jan 21, 2028 EXPIRATION

AMPX $37.00 Call

AMPX280121C00037000

Latest saved OI334Oct 23, 2026
Last change+4vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AMPX $37.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3341670 2026-10-02: 329 OI2026-10-05: 329 OI2026-10-06: 329 OI2026-10-07: 329 OI2026-10-08: 329 OI2026-10-09: 330 OI2026-10-13: 330 OI2026-10-14: 330 OI2026-10-15: 330 OI2026-10-16: 330 OI2026-10-21: 330 OI2026-10-23: 334 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

AMPX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing334+4
Oct 21, 20263300
Oct 16, 20263300
Oct 15, 20263300
Oct 14, 20263300
Oct 13, 20263300
Oct 09, 2026330+1
Oct 08, 20263290
Oct 07, 20263290
Oct 06, 20263290
Oct 05, 20263290
Oct 02, 2026329No prior observation